[GRASS-user] converting lines to polygons
Micha Silver
micha at arava.co.il
Wed Sep 22 04:42:02 EDT 2010
On 09/22/2010 12:45 AM, Bryan Keith wrote:
> Hello,
>
> I'm using these commands:
>
> v.clean input=test_ln output=testclean_ln tool=snap,bpol thresh=0.2,0
> v.type input=testclean_ln output=testclean_bnd type=line,boundary
> v.centroids input=testclean_bnd output=testclean_py
>
> trying to convert a bunch of lines to 5 polygons. I've tried lots of
> variations of v.clean including many snap thresholds, but I can only get 3
> polygons. Is there something I'm doing wrong?
>
If it's only two missing, then just manually add centroids to those two
areas that are not yet polygons. (using v.digit)
> Check out the line and polygons here:
>
> http://www.ideotrope.org/~bryan/lines.png
> http://www.ideotrope.org/~bryan/polygons.png
>
> Bryan
>
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>
--
Micha Silver
Arava Development Co. +972-52-3665918
http://surfaces.co.il
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